Inventor · disambiguated record
Ernst H. Schaefer
Also filed as: SCHAEFER ERNST H
2 granted patents·11 citations·filing 1983–1986
55Inventor score
Files withWESTVACO CORP2
Top patents by PatentIndex Score
2 records- 0148US4515655AMethod of bleaching paper pulp by blending chlorine with a flow volume of paper pulp slurryWESTVACO CORP·Filed 1983·Granted May 7, 1985·8 cites·1 claims
- 0222US4662993ABleach system for dissolving chlorine gas into a bleach filtrateWESTVACO CORP·Filed 1986·Granted May 5, 1987·3 cites·4 claims
Join the waitlist — get patent alerts
Get an alert when Ernst H. Schaefer files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →